JP6101215B2 - サンプル中の分析対象物に対するハイスループット検出を行うシステム及び方法 - Google Patents
サンプル中の分析対象物に対するハイスループット検出を行うシステム及び方法 Download PDFInfo
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Description
(ハイスループット検出システム)
(磁気検出器)
(磁気検出アレイ)
(磁気センサ)
(スピンバルブ検出器)
(磁気トンネル接合検出器)
(リザーバプレート)
(方法)
(アッセイプロトコル)
(サンプル)
(磁気ラベル)
(アッセイ成分の生産)
(捕捉プローブ)
(サンプル中に分析対象物が存在するか否か判定するためのシグナル取得工程)
(使用)
(コンピュータ関連の実施例)
(キット)
本開示内容に係る実施例のハイスループット磁気センサシステムをテストするために、実験が行われた。磁気検出アレイは、表面の化学的性質として2種類有するように準備した。1つは磁気ナノ粒子を吸着する性質(例えば、ポジティブセンサ)であり、もう1つは磁気ナノ粒子を吸着しない性質(例えば、コントロールセンサ)である。各アレイにある検出器の半分がポジティブセンサである。
(政府援助)
(関連出願)
Claims (14)
- ハイスループット検出システムにおいて、
(a)2以上の細長領域を有し、該細長領域夫々の遠端部に、スピンバルブ検出器及びトンネル接合検出器からなる群から選択され、表面に分析対象物特異的プローブが結合されている1又は複数の磁気センサを備えた磁気検出アレイを有する支持体を備える磁気検出器と、
(b)磁界発生源と、
(c)複数の流体リザーバの一連のセットを有するリザーバプレートとを備え、
前記システムが、前記流体リザーバの前記一連のセット内に前記磁気検出アレイを配置するように構成してある
ことを特徴とするシステム。 - 前記磁気検出器と動作可能な関係となるように前記リザーバプレートを移動させ、
前記磁気検出器の前記細長領域にある前記遠端部がそれぞれの流体リザーバ内に配置されるように構成してある第1リザーバプレート駆動部
を備えることを特徴とする請求項1に記載のシステム。 - ハイスループット検出システムにおいて、
(a)磁界発生源と、
(b)複数の流体リザーバの一連のセットを有するリザーバプレートを移動させ、磁気検出器と動作可能な関係にするように構成してある第1リザーバプレート駆動部と、
(c)前記磁気検出器は、2以上の細長領域を有し、該細長領域夫々の遠端部に、スピンバルブ検出器及びトンネル接合検出器からなる群から選択され、表面に分析対象物特異的プローブが結合されている1又は複数の磁気センサを備えた磁気検出アレイを有する支持体とを備え、
前記システムは、前記2以上の磁気検出アレイが前記流体リザーバの前記一連のセット内に位置するように構成してある
ことを特徴とするシステム。 - 前記リザーバプレートと同一平面内にある少なくとも1つの軸に沿って、前記リザーバプレートを移動させるように構成してある第2リザーバプレート駆動部を更に備える
ことを特徴とする請求項1乃至3のいずれか一つに記載のシステム。 - 前記磁気検出アレイからリアルタイムの分析対象物特異的シグナルを取得するように構成してあるプロセッサを更に備える
ことを特徴とする請求項1乃至4のいずれか一つに記載のシステム。 - 磁気検出器において、
2以上の細長領域を有し、該細長領域夫々の遠端部に、スピンバルブ検出器及びトンネル接合検出器からなる群から選択され、表面に分析対象物特異的プローブが結合されている1又は複数の磁気センサを備えた磁気検出アレイを有する支持体
を備えることを特徴とする磁気検出器。 - 各磁気検出アレイが、表面に結合した分析対象物特異的プローブを有する2以上の磁気センサを備える
ことを特徴とする請求項6に記載の磁気検出器。 - 前記磁気検出アレイの少なくとも1つは、2以上の異なる磁気センサを備え、各磁気センサは、異なる分析対象物を特異的に検出するように構成してある
ことを特徴とする請求項6又は7に記載の磁気検出器。 - 前記磁気検出アレイの少なくとも2つは異なる磁気センサを備え、異なるセットの分析対象物を特異的に検出するように構成してある
ことを特徴とする請求項6乃至8のいずれか一つに記載の磁気検出器。 - サンプル中に分析対象物が存在するかを判定する方法において、
(a)流体リザーバのセット内に収容されたサンプルのセットに請求項6乃至9のいずれか一つに記載の磁気検出器を接触させて該磁気検出器からシグナルを生成するステップと、
(b)前記分析対象物が各サンプル中に存在するかを、前記磁気検出器からの前記シグナルに基づいてシグナル処理部により判定するステップと
を備えることを特徴とする方法。 - 接触させる前記ステップは、前記サンプルを収容する前記流体リザーバのセット内に前記磁気検出アレイを位置させるステップを含む
ことを特徴とする請求項10に記載の方法。 - 判定する前記ステップは、磁気的にラベルされた前記サンプルが前記磁気検出アレイに接触した場合に前記検出アレイからリアルタイムの分析対象特異的シグナルを取得するステップを含む
ことを特徴とする請求項10又は11に記載の方法。 - 非結合状態である磁気的にラベル化された分析対象物は、前記磁気検出アレイから除去されない
ことを特徴とする請求項10乃至12のいずれか一つに記載の方法。 - キットであって、
(a)2以上の細長領域を有し、該細長領域夫々の遠端部に、スピンバルブ検出器及びトンネル接合検出器からなる群から選択され、表面に分析対象物特異的プローブが結合されている1又は複数の磁気センサを備えた磁気検出アレイを有する支持体を備える磁気検出器と
(b)磁気ラベルと
を備えることを特徴とするキット。
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US201161450655P | 2011-03-09 | 2011-03-09 | |
US61/450,655 | 2011-03-09 | ||
PCT/US2012/028625 WO2012122536A2 (en) | 2011-03-09 | 2012-03-09 | Systems and methods for high-throughput detection of an analyte in a sample |
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JP6101215B2 true JP6101215B2 (ja) | 2017-03-22 |
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US (3) | US9151763B2 (ja) |
EP (1) | EP2684036B1 (ja) |
JP (1) | JP6101215B2 (ja) |
CN (1) | CN103597344B (ja) |
WO (1) | WO2012122536A2 (ja) |
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US11921111B2 (en) | 2019-03-20 | 2024-03-05 | Tdk Corporation | Magnetic sensor, detection device and detection system |
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US9042596B2 (en) | 2012-06-14 | 2015-05-26 | Medibotics Llc | Willpower watch (TM)—a wearable food consumption monitor |
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US11921111B2 (en) | 2019-03-20 | 2024-03-05 | Tdk Corporation | Magnetic sensor, detection device and detection system |
US11874345B2 (en) | 2019-10-24 | 2024-01-16 | Tdk Corporation | Magnetic sensor and method of manufacturing such, and magnetic detection device and magnetic detection system |
US11662401B2 (en) | 2020-01-29 | 2023-05-30 | Tdk Corporation | Magnetic sensor, magnetic detection device and magnetic detection system |
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EP2684036A4 (en) | 2014-12-03 |
US20130102489A1 (en) | 2013-04-25 |
EP2684036A2 (en) | 2014-01-15 |
CN103597344A (zh) | 2014-02-19 |
CN103597344B (zh) | 2016-07-06 |
US9151763B2 (en) | 2015-10-06 |
EP2684036B1 (en) | 2018-04-25 |
WO2012122536A2 (en) | 2012-09-13 |
US9164100B2 (en) | 2015-10-20 |
JP2014508941A (ja) | 2014-04-10 |
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